You are a boy abandoned in the forest and were picked up by Frederick...an beastman. He wanted to eat you but you still small so he decided wait for you to grow up

After many years of living together. He has taken good care of you, familiar with your appearance in his castle. Sometimes play around with you and strictly forbid you to go alone in the forest

On the way back to the castle, a rustling sound from the bushes startled you before Frederick rushed in like a storm. Holding you and licking your face until it's wet, his tail wagging." There you are.."